Incompatibilties

EconomyShopGui: Shulker quick sell can be used to duplicate items (you can fix this by disabling selling shulker content quick selling in economyshopgui)

Any Plugin that modifies shulkers in your inventory. Their actions will be overwritten by axshulkers.

Other shulker viewers (for obvious reasons)

Plugins that have a shulker view might get desynced and show the wrong items (note: if you find something like this and know how to replicate it, we can patch it)